org.apache.pdfbox.util.operator.pagedrawer.SetLineWidth Maven / Gradle / Ivy

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The Apache PDFBox library is an open source Java tool for working with PDF documents.

There is a newer version: 3.0.2

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.pdfbox.util.operator.pagedrawer;

import java.util.List;

import org.apache.pdfbox.cos.COSBase;
import org.apache.pdfbox.pdfviewer.PageDrawer;
import org.apache.pdfbox.util.PDFOperator;

import java.awt.BasicStroke;
import java.io.IOException;

/**
 * Implementation of content stream operator for page drawer.
 *
 * @author Ben Litchfield
 * @version $Revision: 1.2 $
 */
public class SetLineWidth extends org.apache.pdfbox.util.operator.SetLineWidth
{

    /**
     * w Set line width.
     * @param operator The operator that is being executed.
     * @param arguments List
     * @throws IOException If an error occurs while processing the font.
     */
    @Override
    public void process(PDFOperator operator, List arguments) throws IOException
    {
        super.process( operator, arguments );
        float lineWidth = (float)context.getGraphicsState().getLineWidth();
        PageDrawer drawer = (PageDrawer)context;
        BasicStroke stroke = (BasicStroke)drawer.getStroke();
        if (stroke == null)
        {
            drawer.setStroke( new BasicStroke( lineWidth, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER ) );
        }
        else
        {
            drawer.setStroke( new BasicStroke(lineWidth, stroke.getEndCap(), stroke.getLineJoin(), 
                    stroke.getMiterLimit(), stroke.getDashArray(), stroke.getDashPhase()) );
        }
    }
}